Four canola diseases to watch for

Four canola diseases to watch for

Is that canola crop afflicted by blackleg, root rot, both, or something else entirely? It’s a messy question farmers and agronomists encounter every year. Presenters tried to untangle those problems at CanoLAB in Vermilion this winter. Here are four diseases to watch for in canola fields this summer, and tips on diagnosing them.


The rise of the 777 sunflower rust race

The rise of the 777 sunflower rust race

If it seems like rust is becoming a bigger problem for Manitoba sunflower crops, that’s because it is. Researchers have identified a new virulent race of sunflower rust that made up nearly two-thirds of the rust cases in Manitoba during the 2016 growing season. Left unchecked, the disease deprives the plant of nutrients, and can[...]
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A sclerotinia-infected canola stem. Eastern Prairie crops are expected to face added disease pressure. (Photo courtesy Canola Council of Canada)

Rain increases disease pressures on eastern Prairies

CNS Canada — The recent batch of wet weather across parts of Saskatchewan and Manitoba have been a welcome relief to some fields that were suffering from excess dryness. However, soggy conditions have also enabled certain disease pressures to rear their ugly head, according to some government specialists. “Root rot is showing up in peas[...]
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Richardson Pioneer agronomist Jeneen Ewen shared this photo with us last summer showing what turned out to be stemphylium blight in a southwestern Saskatchewan lentil crop.

Guenther: Farmers aim to keep pulse diseases in check

Rain makes grain, the saying goes — but too much spring rain and farmers are likely to see disease in pulses. That’s certainly been the case in Saskatchewan, where farmers in most regions are actively scouting for, or in some cases spraying for, crop diseases, according to the provincial crop report. So which leaf diseases[...]
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